Streetwise Jamie looks to lead a gang and cut old ties for a new supplier. In Jamaica, hardened criminal Dushane is at the mercy of a powerful kingpin.
Strapped for cash, Dushane makes a proposition to an old friend and attempts burglary. Beefing with a rival gang, Jamie struggles to keep a low profile.
As the Zero Tolerance gang asserts their power, Dushane's crew attempts to hire young recruits. When Sully becomes a target, the group prepares for war.
Amma receives devastating news. Sully meets a kind stranger. Jaq and the crew handle a matter in-house while Dushane takes an important meeting in Spain.
The Summerhouse redevelopment puts Dushane at odds with his mother as police work to take Dushane down. In Morocco, another drug delivery is intercepted.
After a disturbing video circulates on social media, Dushane races to find Sully. Jamie heads to Spain to broker a deal as Lauren searches for a way out.
With Summerhouse up in flames, Jaq tries to make things right. Dushane makes preparations to disappear, and Sully is confronted by a ghost from his past.